42 ⟶ Construction of Portus Harbour Begins

Claudius begins construction of Portus, a harbour bearing a ...
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Year
-116
21
42
52
97

🧱 Roman Concrete (Pozzolana) First Used

The Roman concrete (pozzolana) first used.⟶
Roman Concrete (Pozzolana) First Used (-116)
Ancient romeRoman EmpireConcreteConstructionArchitectureInfrastructure
ItalyItaly

🖋️ Metal Pen Manufacturing Begins in Rome

The manufacture of pens and metal writing tools begins in Rome (approximate date).⟶
Metal Pen Manufacturing Begins in Rome (21)
Roman EmpireManufacturingMetalworkingAncient romeCommunicationCraftsmanship
ItalyItaly

🚢 Construction of Portus Harbour Begins

Claudius begins construction of Portus, a harbour bearing a lighthouse on the right bank of the Tiber.⟶
Construction of Portus Harbour Begins (42)
Roman EmpireInfrastructureTradeClaudiusAncient romeMaritime HistoryConstruction
ItalyItaly

⛏️ Claudius's Attempt to Drain Fucine Lake

Emperor Claudius attempts to control the Fucine Lake by digging a 5.6 km tunnel through Monte Salviano, requiring 30,000 workers and eleven years.⟶
Claudius's Attempt to Drain Fucine Lake (52)
Roman EmpireInfrastructureConstructionCanalsClaudiusAncient rome
ItalyItaly

💧 Aqua Claudia and Anio Novus Aqueducts Completed

Claudius completes the Aqua Claudia and Anio Novus, two aqueduct projects started by Caligula⟶
Aqua Claudia and Anio Novus Aqueducts Completed (52)
Roman EmpireInfrastructureAqueductClaudiusAncient rome
ItalyItaly

💧 Frontinus Appointed Aqueduct Superintendent in Rome

Sextus Julius Frontinus is appointed superintendent of the aqueducts (curator aquarum) in Rome. At least 10 aqueducts supply the city with 250 million US gallons (950,000 m3) of water per day. The public baths use half the supply.⟶
Frontinus Appointed Aqueduct Superintendent in Rome (97)
Roman EmpireInfrastructureWater ManagementPublic WorksRoman CivilizationUrban PlanningAncient rome
ItalyItaly